Impact of previous immunisation on the incidence of meningococcal disease during an outbreak in a sahelian area of SenegalChippaux, Jean-PhilipeDiallo, AldioumaMarra, AdamaEtard, Jean-FrançoisEPIDEMIEINCIDENCEVACCINATIONPREVENTION SANITAIREENFANTVILLAGEIMMUNITEEFFICACITEANALYSE STATISTIQUEETUDE COMPARATIVEMALADIE OPPORTUNISTEMENINGITE2007texthttp://www.documentation.ird.fr/hor/fdi:010039006oai:ird.fr:fdi:010039006Chippaux Jean-Philipe, Diallo Aldiouma, Marra Adama, Etard Jean-François. Impact of previous immunisation on the incidence of meningococcal disease during an outbreak in a sahelian area of Senegal. Vaccine, 2007, 25 (10), p. 1712-1718. ENSENEGALZONE SAHELIENNE